| 融点 |
−123 °C(lit.) |
| 沸点 |
6 °C(lit.) |
| 比重(密度) |
0.8665 |
| 蒸気密度 |
1.66 (vs air) |
| 蒸気圧 |
1536 mm Hg ( 20 °C) |
| FEMA |
2716 | METHYL MERCAPTAN |
| 屈折率 |
1.4020 (estimate) |
| 闪点 |
<71℃ |
| 溶解性 |
Soluble in alcohol, ether (Weast, 1986), and petroleum naphtha (Hawley, 1981) |
| 外見 |
liquid |
| 酸解離定数(Pka) |
10.3(at 25℃) |
| 臭い (Odor) |
at 0.01 % in propylene glycol. decomposing cabbage garlic |
| においのタイプ |
sulfurous |
| 爆発限界(explosive limit) |
21.8% |
| 臭気閾値(Odor Threshold) |
0.00007ppm |
| 水溶解度 |
23.30 g/L at 20 °C (quoted, Windholz et al., 1983)
0.330 mol/L at 25 °C (Hine and Weimar, 1965) |
| JECFA Number |
508 |
| Merck |
13,5983 |
| BRN |
1696840 |
| Henry's Law Constant |
3.03 (Hine and Weimar, 1965) |
| 暴露限界値 |
TLV-TWA 0.5 ppm (～1.0 mg/m3 ) (ACGIH
and MSHA); ceiling 10 ppm (OSHA); IDLH
400 ppm (NIOSH); the revised IDLH is 150
ppm in analogy to H2S. |
| 安定性： |
Stable. Highly flammable - note low flash point. Reacts vigorously or explosively with a wide variety of materials - consult a full MSDS data sheet before using. Incompatible with strong oxidizing agents, alkali and alkaline earth metals, epoxides, hydrazines, ketones, lead, mercury (II) oxide, azo- and diazo- compounds, copp |
| LogP |
0.72 |
| CAS データベース |
74-93-1(CAS DataBase Reference) |
| EPAの化学物質情報 |
Methyl mercaptan (74-93-1) |
